mirror of
https://github.com/grafana/grafana.git
synced 2024-11-30 12:44:10 -06:00
49 lines
1006 B
Go
49 lines
1006 B
Go
package alerting
|
|
|
|
import (
|
|
"sync"
|
|
|
|
"github.com/grafana/grafana/pkg/bus"
|
|
"github.com/grafana/grafana/pkg/infra/log"
|
|
"github.com/grafana/grafana/pkg/infra/metrics"
|
|
"github.com/grafana/grafana/pkg/models"
|
|
)
|
|
|
|
type ruleReader interface {
|
|
fetch() []*Rule
|
|
}
|
|
|
|
type defaultRuleReader struct {
|
|
sync.RWMutex
|
|
log log.Logger
|
|
}
|
|
|
|
func newRuleReader() *defaultRuleReader {
|
|
ruleReader := &defaultRuleReader{
|
|
log: log.New("alerting.ruleReader"),
|
|
}
|
|
|
|
return ruleReader
|
|
}
|
|
|
|
func (arr *defaultRuleReader) fetch() []*Rule {
|
|
cmd := &models.GetAllAlertsQuery{}
|
|
|
|
if err := bus.Dispatch(cmd); err != nil {
|
|
arr.log.Error("Could not load alerts", "error", err)
|
|
return []*Rule{}
|
|
}
|
|
|
|
res := make([]*Rule, 0)
|
|
for _, ruleDef := range cmd.Result {
|
|
if model, err := NewRuleFromDBAlert(ruleDef); err != nil {
|
|
arr.log.Error("Could not build alert model for rule", "ruleId", ruleDef.Id, "error", err)
|
|
} else {
|
|
res = append(res, model)
|
|
}
|
|
}
|
|
|
|
metrics.M_Alerting_Active_Alerts.Set(float64(len(res)))
|
|
return res
|
|
}
|